Girardi said there's no situation in which a team can carry fewer than 12 pitchers, so infielders have to be able to play multiple positions.
"It's been a focus of mine. I had a long talk with [VP of player development] Gary Denbo about needing to create more versatility," Girardi said. "Sometimes you go to 13 pitchers because your bullpen is exhausted and you don't want to send a guy down, or there's certain guys that can't be sent down. You've got to have flexibility.
"You think about our extra infielder this year, he's going to have to play everywhere.